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SHARP

12.1" Sharp CSTN LCD Display LM12S402 800×600 SVGA LCM Module

Name: 12.1" Sharp CSTN LCD Display LM12S402 800×600 SVGA LCM Module
Brand: SHARP
Price: 332.0 USD

Price: $335.00

$332.00/ piece

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Specifications Ordering instructions Overview Product Comparison Q&A Reviews

12.1" Sharp CSTN LCD Display LM12S402 800×600 SVGA LCM Module

Data sheets：

12.1" Sharp CSTN LCD Display LM12S402 800×600 SVGA LCM Module.pdf

Product Information Product Specifications

Model:

LM12S402

Brand:

SHARP

Application:

Industrial

Size:

12.1"

Resolution:

1920(RGB)×1080, 16:9, FHD

Brightness:

300 cd/m² (Typ.)

Contrast Ratio:

1000:1 (Typ.) (TM)

Viewing Angle:

89/89/89/89 (Typ.)(CR≥10

Lamp Type:

WLED, 15K hrs, With LED Driver

Signal Interface:

eDP (2 Lanes), eDP1.2, HBR1 (2.7G/lane), 30 pins Connector

Panel Type:

Oxide TFT-LCD, LCM

Ordering instructions

Quality:

test ok before ship it

RMA Policy:

RMA 6 month

Sample:

Paid Sample

Stock:

300

Stock Location:

China

Delivery:

WorldWide

Lead Time:

1-3 Days

Weight:

1.000 KG

Overview

Sharp LM12S402 is a classic thin 12.1-inch SVGA color CSTN integrated LCD module, originally factory-equipped on vintage injection molding machines, small CNC controllers, textile printing equipment and legacy industrial PLC HMI terminals.

Adopting Normally Black color FSTN liquid crystal technology, it is optimized for long-term static text, numerical parameters, production curves and simple color industrial UI display under 24/7 continuous indoor constant-temperature workshop operation. It uses standard 41-pin 8-bit parallel TTL RGB bus with dual 3.3V/5V logic voltage compatibility, fully compatible with early industrial single-chip mainboards without LVDS signal output, eliminating extra signal conversion hardware during screen replacement.

Parameter	Technical Specification
Model Number	LM12S402
Manufacturer	Sharp Corporation (Made in Japan)
Diagonal Size	12.1 inches
Native Resolution	800(RGB) × 600 SVGA, 4:3 Aspect Ratio, 82 PPI
LCD Technology	Color CSTN / FSTN, Transmissive, Normally Black
Display Color Depth	4096 colors (12-bit RGB)
Pixel Arrangement	RGB Vertical Stripe
Signal Interface	8-bit Parallel TTL RGB, 41Pin Connector, 3.3V / 5V dual logic voltage
Backlight Spec	Single side single CCFL lamp, no onboard driver IC, external single-channel CCFL inverter required, 25,000hrs lifespan
Typical Brightness	100 cd/m²
Typical Contrast Ratio	40:1
Viewing Angle (L/R/U/D, CR≥5)	30° / 30° / 25° / 15°, optimal viewing: 6 o’clock (front lower)
Refresh Rate	120Hz
Pixel Pitch	0.3075 × 0.3075 mm
Active Display Area (AA)	246.0 mm (W) × 184.5 mm (H)
Overall Outline Dimension	275.0 mm (W) × 202.5 mm (H) × 8.3 mm (D)
Net Weight	490 g typical
Surface Polarizer	Standard matte surface, no extra hard anti-scratch coating
Operating Temperature	0 ℃ ~ +40 ℃
Storage Temperature	-25 ℃ ~ +60 ℃
Touch Panel	Not integrated
Compliance	RoHS Lead-Free, Mercury warning for CCFL backlight
Product Status	Discontinued legacy industrial CSTN module, only A-grade tested spot stock for equipment repair replacement

Application Scenarios

Auxiliary main HMI panels for injection molding, blow molding & plastic machinery
Old-generation small CNC machine tool operator display terminals
Textile, printing & packaging equipment control screens
Portable industrial test, measurement & analytical instruments
Frequency converter, hydraulic power cabinet static parameter monitoring terminals
Environmental monitoring & power distribution cabinet local display screens
Cross-replacement spare screen for Sharp LM12S40 series 12.1" CSTN color modules
Compact embedded PLC static text, bar graph and curve display equipment

FAQ

Q1: Does LM12S402 need an external inverter for backlight?

A1: Yes, single side single CCFL lamp without built-in drive circuit. A matched single-channel CCFL inverter board is mandatory; dual-lamp inverters or WLED drivers cannot be directly used.

Q2: What signal logic voltage does this panel support?

A2: Dual 3.3V / 5V logic voltage, compatible with most vintage industrial parallel signal control boards.

Q3: Can LM12S402 replace LM12S401 directly?

A3: Yes, consistent outline size, mounting holes and 41Pin TTL pinout; only confirm single-channel CCFL inverter matching, plug-and-play without mechanical modification.

Q4: What temperature environment is suitable for this CSTN screen?

A4: Operating temperature limited to 0~40℃, storage -25~60℃. It cannot work stably in unheated cold workshops or high-temperature machinery cabinets exceeding rated range, not wide-temperature industrial grade.

Q5: What are the main disadvantages of CSTN compared with modern TFT LCD?

A5: Slow response speed, extremely narrow upper vertical viewing angle, low brightness (100 cd/m²), limited 4096-color gamut; unsuitable for fast dynamic images, machine vision inspection or high-precision grayscale display, only for static parameter monitoring.

Product Comparison

Model:

Size:

Resolution:

Brightness:

Contrast Ratio:

Viewing Angle:

Lamp Type:

Signal Interface:

Panel Type:

12.1" Sharp CSTN LCD Display LM12S402 800×600 SVGA LCM Module

LM12S402

12.1"

1920(RGB)×1080, 16:9, FHD

300 cd/m² (Typ.)

1000:1 (Typ.) (TM)

89/89/89/89 (Typ.)(CR≥10

WLED, 15K hrs, With LED Driver

eDP (2 Lanes), eDP1.2, HBR1 (2.7G/lane), 30 pins Connector

Oxide TFT-LCD, LCM

Sharp LM1260A01-1C 12.1" Industrial LCD Display Panel 800x600 SVGA LED LVDS Interface

LM1260A01-1C

12.1"

800×600 (SVGA)

450 cd/m² (ref)

500:1 (ref)

80/80/60/60 (ref)

LED

LVDS

LCM

lm121ss1t53 Sharp 12.1 inch display lcd

lm121ss1t53

12.1"

800*600

40:1

CCFL

CSTN-LCD, LCM

lm121ss1t709 Sharp 12.1 inch lcd display panel

lm121ss1t709

12.1"

800*600

LED

CSTN-LCD, LCM

LM12S402 is a 12.1" Oxide TFT-LCD, LCM Display screen Product from SHARP.According to SHARP's product specification sheet,LM12S402 display has a resolution of 1920(RGB)×1080, 16:9, FHD, Contrast Ratio is 1000:1 (Typ.) (TM),Viewing Angle is 89/89/89/89 (Typ.)(CR≥10,Lamp Type is WLED, 15K hrs, With LED Driver,Signal Interface is eDP (2 Lanes), eDP1.2, HBR1 (2.7G/lane), 30 pins Connector,Brightness is 300 cd/m² (Typ.).Based on its characteristics, this model is recommended for application in Industrial and other products.The weight of LM12S402 after packaging is 1.000KG.We have made every effort to minimize weighing variances; however, we cannot guarantee absolute accuracy.

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Comprehensive Score

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P************k

Nov 10, 2025

(5/5)

My package arrived at the expected date (6 days after the purchase) and in good condition

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O***********E

Sep 29, 2025

(5/5)

Very nice and sharp in the choice

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L***********A

Sep 12, 2025

(5/5)

ALL AS PLANNED OK

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a****k

Aug 28, 2025

(5/5)

Fast delivery, Comptetive price Excellent support

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R********a

Aug 25, 2025

(5/5)

Perfect and easy.

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R************z

Aug 21, 2025

(5/5)

Fast shipping, good communication, goods as described, will buy again.

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G*************i

Aug 15, 2025

(5/5)

Good price for things hard to find!

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y****m

Aug 15, 2025

(5/5)

Product arrived earlier than expected. Price was also very reasonable.

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H*******e

Aug 12, 2025

(4/5)

The communication with customer service was very smooth, the logistics speed was also fast, the product was consistent with the description, and it was a good shopping experience.

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H******i

Nov 18, 2024

(4/5)

Excellent quality, affordable price, worth recommending

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